Procalcitonin dynamics, lactates, and haemoglobin serum levels might be a useful predictive tool of mortality in patients undergoing veno-venous extracorporeal oxygenation membrane support. Single centre experience - Kutnik, Paweł; Szczukocka, Marta; Borys, Michał; Czuczwar, Mirosław (Anestezjologia Intensywna Terapia, 2019)